Spoiler warning: Plot or ending details follow.
- "Isha, the jeweler, is in a bind. She ran out of the flint she needs to keep making her accessories. She says that she can reopen her store if you bring her 10 pieces of flint."
- — Quest description
Tools of the Trade is a side quest from The Legend of Zelda: Breath of the Wild. It is a quest given to Link by Isha in Gerudo Town. It is one of the side quests required to complete the main quest "The Thunder Helm".
Isha reveals that she has run out of Flint which she uses to make the jewelry she sells. Link can collect Flint by breaking open Ore Deposits. Once the requested Flint is brought, she reopens her shop allowing Link to purchase head accessories.
She rewards Link with his choice of accessory made from either Topaz, Sapphire, or Ruby. The Topaz Earrings grants electrical resistance, the Sapphire Circlet protects against Cold, and the Ruby Circlet grants heat resistance, but without a set bonus.
Spoiler warning: Spoilers end here.